tvbox_config/open/wrapper/index.js
2024-06-04 20:15:18 +08:00

267 lines
9.6 KiB
JavaScript

// !!!!! Do not use in release mode. Just a native inject fake wrapper for test spider. !!!!!
// !!!!! Do not use in release mode. Just a native inject fake wrapper for test spider. !!!!!
// !!!!! Do not use in release mode. Just a native inject fake wrapper for test spider. !!!!!
import axios from 'axios';
import crypto from 'crypto';
import https from 'https';
import fs from 'node:fs';
import qs from 'qs';
import { Uri, _ } from '../lib/cat.js';
const confs = {};
function initLocalStorage(storage) {
if (!_.has(confs, storage)) {
if (!fs.existsSync('local')) {
fs.mkdirSync('local');
}
const storagePath = 'local/js_' + storage;
if (!fs.existsSync(storagePath)) {
fs.writeFileSync(storagePath, '{}');
confs[storage] = {};
} else {
confs[storage] = JSON.parse(fs.readFileSync(storagePath).toString());
}
}
}
function localGet(storage, key) {
initLocalStorage(storage);
return _.get(confs[storage], key, '');
}
function localSet(storage, key, value) {
initLocalStorage(storage);
confs[storage][key] = value;
fs.writeFileSync('local/js_' + storage, JSON.stringify(confs[storage]));
}
async function request(url, opt) {
try {
var data = opt ? opt.data || null : null;
var postType = opt ? opt.postType || null : null;
var returnBuffer = opt ? opt.buffer || 0 : 0;
var timeout = opt ? opt.timeout || 5000 : 5000;
var headers = opt ? opt.headers || {} : {};
if (postType == 'form') {
headers['Content-Type'] = 'application/x-www-form-urlencoded';
if (data != null) {
data = qs.stringify(data, { encode: false });
}
}
let respType = returnBuffer == 1 || returnBuffer == 2 ? 'arraybuffer' : undefined;
var resp = await axios(url, {
responseType: respType,
method: opt ? opt.method || 'get' : 'get',
headers: headers,
data: data,
timeout: timeout,
httpsAgent: https.Agent({
rejectUnauthorized: false,
}),
});
var data = resp.data;
var resHeader = {};
for (const hks of resp.headers) {
var v = hks[1];
resHeader[hks[0]] = Array.isArray(v) ? (v.length == 1 ? v[0] : v) : v;
}
if (!returnBuffer) {
if (typeof data === 'object') {
data = JSON.stringify(data);
}
} else if (returnBuffer == 1) {
return { code: resp.status, headers: resHeader, content: data };
} else if (returnBuffer == 2) {
return { code: resp.status, headers: resHeader, content: data.toString('base64') };
}
return { code: resp.status, headers: resHeader, content: data };
} catch (error) {
console.error(error);
}
return { headers: {}, content: '' };
}
function base64EncodeBuf(buff, urlsafe = false) {
return buff.toString(urlsafe ? 'base64url' : 'base64');
}
function base64Encode(text, urlsafe = false) {
return base64EncodeBuf(Buffer.from(text, 'utf8'), urlsafe);
}
function base64DecodeBuf(text) {
return Buffer.from(text, 'base64');
}
function base64Decode(text) {
return base64DecodeBuf(text).toString('utf8');
}
function md5(text) {
return crypto.createHash('md5').update(Buffer.from(text, 'utf8')).digest('hex');
}
function aes(mode, encrypt, input, inBase64, key, iv, outBase64) {
if (iv.length == 0) iv = null;
try {
if (mode.startsWith('AES/CBC')) {
switch (key.length) {
case 16:
mode = 'aes-128-cbc';
break;
case 32:
mode = 'aes-256-cbc';
break;
}
} else if (mode.startsWith('AES/ECB')) {
switch (key.length) {
case 16:
mode = 'aes-128-ecb';
break;
case 32:
mode = 'aes-256-ecb';
break;
}
}
const inBuf = inBase64 ? base64DecodeBuf(input) : Buffer.from(input, 'utf8');
let keyBuf = Buffer.from(key);
if (keyBuf.length < 16) keyBuf = Buffer.concat([keyBuf], 16);
let ivBuf = iv == null ? Buffer.alloc(0) : Buffer.from(iv);
if (iv != null && ivBuf.length < 16) ivBuf = Buffer.concat([ivBuf], 16);
const cipher = encrypt ? crypto.createCipheriv(mode, keyBuf, ivBuf) : crypto.createDecipheriv(mode, keyBuf, ivBuf);
const outBuf = Buffer.concat([cipher.update(inBuf), cipher.final()]);
return outBase64 ? base64EncodeBuf(outBuf) : outBuf.toString('utf8');
} catch (error) {
console.log(error);
}
return '';
}
function des(mode, encrypt, input, inBase64, key, iv, outBase64) {
try {
if (mode.startsWith('DESede/CBC')) {
// https://stackoverflow.com/questions/29831300/convert-desede-ecb-nopadding-algorithm-written-in-java-into-nodejs-using-crypto
switch (key.length) {
case 16:
mode = 'des-ede-cbc';
break;
case 24:
mode = 'des-ede3-cbc';
break;
}
}
const inBuf = inBase64 ? base64DecodeBuf(input) : Buffer.from(input, 'utf8');
let keyBuf = Buffer.from(key);
if (keyBuf.length < 16) keyBuf = Buffer.concat([keyBuf], 16);
let ivBuf = iv == null ? Buffer.alloc(0) : Buffer.from(iv);
if (iv != null && ivBuf.length < 8) ivBuf = Buffer.concat([ivBuf], 8);
const cipher = encrypt ? crypto.createCipheriv(mode, keyBuf, ivBuf) : crypto.createDecipheriv(mode, keyBuf, ivBuf);
const outBuf = Buffer.concat([cipher.update(inBuf), cipher.final()]);
return outBase64 ? base64EncodeBuf(outBuf) : outBuf.toString('utf8');
} catch (error) {
console.log(error);
}
return '';
}
// pkcs8 only
function rsa(mode, pub, encrypt, input, inBase64, key, outBase64) {
try {
let pd = undefined;
const keyObj = pub ? crypto.createPublicKey(key) : crypto.createPrivateKey(key);
if (!keyObj.asymmetricKeyDetails || !keyObj.asymmetricKeyDetails.modulusLength) return '';
const moduleLen = keyObj.asymmetricKeyDetails.modulusLength;
let blockLen = moduleLen / 8;
switch (mode) {
case 'RSA/PKCS1':
pd = crypto.constants.RSA_PKCS1_PADDING;
blockLen = encrypt ? blockLen - 11 : blockLen;
break;
case 'RSA/None/NoPadding':
pd = crypto.constants.RSA_NO_PADDING;
break;
case 'RSA/None/OAEPPadding':
pd = crypto.constants.RSA_PKCS1_OAEP_PADDING;
blockLen = encrypt ? blockLen - 41 : blockLen;
break;
default:
throw Error('not support ' + mode);
}
let inBuf = inBase64 ? base64DecodeBuf(input) : Buffer.from(input, 'utf8');
let bufIdx = 0;
let outBuf = Buffer.alloc(0);
while (bufIdx < inBuf.length) {
const bufEndIdx = Math.min(bufIdx + blockLen, inBuf.length);
let tmpInBuf = inBuf.subarray(bufIdx, bufEndIdx);
if (pd == crypto.constants.RSA_NO_PADDING) {
if (tmpInBuf.length < blockLen) {
tmpInBuf = Buffer.concat([Buffer.alloc(128 - tmpInBuf.length), tmpInBuf]);
}
}
let tmpBuf;
if (pub) {
tmpBuf = encrypt ? crypto.publicEncrypt({ key: keyObj, padding: pd }, tmpInBuf) : crypto.publicDecrypt({ key: keyObj, padding: pd }, tmpInBuf);
} else {
tmpBuf = encrypt ? crypto.privateEncrypt({ key: keyObj, padding: pd }, tmpInBuf) : crypto.privateDecrypt({ key: keyObj, padding: pd }, tmpInBuf);
}
bufIdx = bufEndIdx;
outBuf = Buffer.concat([outBuf, tmpBuf]);
}
return outBase64 ? base64EncodeBuf(outBuf) : outBuf.toString('utf8');
} catch (error) {
console.log(error);
}
return '';
}
var charStr = 'abacdefghjklmnopqrstuvwxyzABCDEFGHJKLMNOPQRSTUVWXYZ0123456789';
function randStr(len, withNum) {
var _str = '';
let containsNum = withNum === undefined ? true : withNum;
for (var i = 0; i < len; i++) {
let idx = _.random(0, containsNum ? charStr.length - 1 : charStr.length - 11);
_str += charStr[idx];
}
return _str;
}
globalThis.local = {
get: async function (storage, key) {
return localGet(storage, key);
},
set: async function (storage, key, val) {
localSet(storage, key, val);
},
};
globalThis.md5X = md5;
globalThis.rsaX = rsa;
globalThis.aesX = aes;
globalThis.desX = des;
globalThis.req = request;
globalThis.url2Proxy = async function (type, url, headers) {
let hd = Object.keys(headers).length == 0 ? '_' : encodeURIComponent(JSON.stringify(headers));
let uri = new Uri(url);
let path = uri.path();
path = path.substring(path.lastIndexOf('/'));
let ext = path.indexOf('.') >= 0 ? path.substring(path.indexOf('.')) : '.bin';
return 'http://127.0.0.1:13333/up/' + randStr(6) + '/' + type + '/' + hd + '/' + encodeURIComponent(url) + '/' + ext;
};
globalThis.js2Proxy = async function (dynamic, siteType, site, url, headers) {
let hd = Object.keys(headers).length == 0 ? '_' : encodeURIComponent(JSON.stringify(headers));
return (dynamic ? 'js2p://_WEB_/' : 'http://127.0.0.1:13333/jp/') + randStr(6) + '/' + siteType + '/' + site + '/' + hd + '/' + encodeURIComponent(url);
};
export default {};